MySQL Tips for WordPress
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The document discusses various techniques for optimizing a WordPress site and MySQL database for performance. It recommends avoiding post revisions, optimizing RAM usage, enabling query caching, buffer optimization, optimizing the CPU, running tuning scripts, enabling the slow query log, using multiple database servers, regular backups, and security best practices. The goal is to improve site performance and scalability through database optimization strategies.
MySQL Tips for WordPress
- 1. info@dsero.com http://www.dsero.com The Anti AdBlock Creators
- 3. With AdBlock
- 4. dSero Anti AdBlock is The Solution
- 5. The Engine Behind this Site is MySQL
- 6. What WordPress is Made Of? Hardware Network Apache MySQL Linux PHP http://www.perforce.com/blog/110607/how-do-they-do-it-googles-one-server-trick http://kleanpc.com/cms/services/linux-implementations/ http://www.w3resource.com/mysql/mysql-tutorials.php http://aserverblog.blogspot.co.il/2012/02/apache-releases-v2222-for-apache-http.html http://www.makemoneyinlife.com/make-money-with-php-scripts-and-programming.html http://www.glosecgroup.com/index.php?pid=2&menu=134&open=6&item_id=0&div=5
- 7. What Our Database is made of? Name Engine Rows Row (B) Data (KB) Index (KB) wp_commentmeta InnoDB 297 496 147 32 wp_comments InnoDB 99 827 81 65 wp_links InnoDB 7 2340 16 16 wp_options InnoDB 171 12743 2179 16 wp_postmeta InnoDB 340 289 98 32 wp_posts InnoDB 689 3448 2375 163 wp_term_relationships InnoDB 74 221 16 16 wp_term_taxonomy InnoDB 38 431 16 32 wp_terms InnoDB 38 431 16 32 wp_usermeta InnoDB 61 268 16 32 wp_users InnoDB 3 5461 16 32
- 8. What wp_post is made of? post_type # % revision 501 84% attachment 63 11% post 21 4% nav_menu_item 5 1% page 5 1%
- 9. #1: Consider Avoiding Revisions wp-config.php define('WP_POST_REVISIONS', false); MySQL DELETE FROM wp_posts WHERE post_type = "revision";
- 10. #1: Consider Avoiding Revisions wp-config.php define('WP_POST_REVISIONS', false); MySQL DELETE FROM wp_posts WHERE post_type = "revision";
- 11. #2: Optimize RAM Usage Preferred: SizeOf(database) < SizeOf(RAM) innodb_buffer_pool_size 50-70% of your RAM
- 12. Do We Utilize the Cache? SHOW STATUS LIKE 'Qcache%'; Qcache_free_blocks 718 Qcache_free_memory 13004008 Qcache_hits 780759 Qcache_inserts 56292 Qcache_lowmem_prunes 0 Qcache_not_cached 3711 Qcache_queries_in_cache 1715 Qcache_total_blocks 4344
- 13. #3: Cache Queries query_cache_type = 1 query_cache_limit = 1M query_cache_size = 16M
- 14. #4: Buffer Optimization key_reads/key_read_requests < 0.01 If not Increase Key Buffer
- 15. #5: CPU Optimization thread_concurrency = 2 X #(CPU Cores)
- 16. #7: Run MySQLTuner.pl + Tuning-Premier.sh http://www.farhanfaisal.com/2010/11/fine-tuning-apache-and-mysql-for-performance-and-security/
- 17. #8: Enable Slow Query Regular Joins w/o Indexes mysql> explain SELECT COUNT(*), post_type FROM wp_posts GROUP BY post_type; +----+-------------+----------+-------+---------------+------------------+---------+------+------+------------- + | id | select_type | table | type | possible_keys | key | key_len | ref | rows | Extra +----+-------------+----------+-------+---------------+------------------+---------+------+------+------------- + | 1 | SIMPLE | wp_posts | index | NULL | type_status_date | 140 | NULL | 693 | Using index +----+-------------+----------+-------+---------------+------------------+---------+------+------+------------- + 1 row in set (0.02 sec)
- 18. #9: Multiply Database Servers
- 19. #10: BackUp Consistent mysqldump Slave Backup XtraDB
- 20. #11: Security Root User w/ Permissions to WordPress DB only Keep FireWall closed: 3306 Only relevant IPs
- 21. info@dsero.com http://www.dsero.com Join the Battle for the Blogosphere!
Editor's Notes
- #13: http://www.prelovac.com/vladimir/wordpress-optimization-guide